feat: 实现供水运营专题大屏BI可视化

- 新增OperationDashboard.vue全屏大屏组件
- 添加6个核心KPI指标卡片: 进水总量/出水总量/产销差率/营收额/平均水质/报警次数
- 实现6个ECharts图表: 供水趋势/水质分布/报警统计/管网空间/设备状态/营收分析
- 创建静态HTML版本operation-dashboard.html，使用CDN加载Vue3/ECharts/Element Plus
- 更新路由配置，添加/operation路径支持
- 修复nextTick导入问题，优化build脚本

🚧 开发者: bot_dev1
📝 任务: #38 [BI] 运营仪表盘 + 供水专题大屏

frontend/node_modules/axios/lib/axios.js

@@ -0,0 +1,89 @@
+'use strict';
+
+import utils from './utils.js';
+import bind from './helpers/bind.js';
+import Axios from './core/Axios.js';
+import mergeConfig from './core/mergeConfig.js';
+import defaults from './defaults/index.js';
+import formDataToJSON from './helpers/formDataToJSON.js';
+import CanceledError from './cancel/CanceledError.js';
+import CancelToken from './cancel/CancelToken.js';
+import isCancel from './cancel/isCancel.js';
+import { VERSION } from './env/data.js';
+import toFormData from './helpers/toFormData.js';
+import AxiosError from './core/AxiosError.js';
+import spread from './helpers/spread.js';
+import isAxiosError from './helpers/isAxiosError.js';
+import AxiosHeaders from './core/AxiosHeaders.js';
+import adapters from './adapters/adapters.js';
+import HttpStatusCode from './helpers/HttpStatusCode.js';
+
+/**
+ * Create an instance of Axios
+ *
+ * @param {Object} defaultConfig The default config for the instance
+ *
+ * @returns {Axios} A new instance of Axios
+ */
+function createInstance(defaultConfig) {
+  const context = new Axios(defaultConfig);
+  const instance = bind(Axios.prototype.request, context);
+
+  // Copy axios.prototype to instance
+  utils.extend(instance, Axios.prototype, context, { allOwnKeys: true });
+
+  // Copy context to instance
+  utils.extend(instance, context, null, { allOwnKeys: true });
+
+  // Factory for creating new instances
+  instance.create = function create(instanceConfig) {
+    return createInstance(mergeConfig(defaultConfig, instanceConfig));
+  };
+
+  return instance;
+}
+
+// Create the default instance to be exported
+const axios = createInstance(defaults);
+
+// Expose Axios class to allow class inheritance
+axios.Axios = Axios;
+
+// Expose Cancel & CancelToken
+axios.CanceledError = CanceledError;
+axios.CancelToken = CancelToken;
+axios.isCancel = isCancel;
+axios.VERSION = VERSION;
+axios.toFormData = toFormData;
+
+// Expose AxiosError class
+axios.AxiosError = AxiosError;
+
+// alias for CanceledError for backward compatibility
+axios.Cancel = axios.CanceledError;
+
+// Expose all/spread
+axios.all = function all(promises) {
+  return Promise.all(promises);
+};
+
+axios.spread = spread;
+
+// Expose isAxiosError
+axios.isAxiosError = isAxiosError;
+
+// Expose mergeConfig
+axios.mergeConfig = mergeConfig;
+
+axios.AxiosHeaders = AxiosHeaders;
+
+axios.formToJSON = (thing) => formDataToJSON(utils.isHTMLForm(thing) ? new FormData(thing) : thing);
+
+axios.getAdapter = adapters.getAdapter;
+
+axios.HttpStatusCode = HttpStatusCode;
+
+axios.default = axios;
+
+// this module should only have a default export
+export default axios;